/Engine/Source/Runtime/Engine/Public/Net/DataReplication.h
bool ReceivedRPC ( [FNetBitReader](API\Runtime\CoreUObject\UObject\FNetBitReader) & Reader, const [FReplicationFlags](API\Runtime\Engine\Engine\FReplicationFlags) & RepFlags, const [FFieldNetCache](API\Runtime\CoreUObject\UObject\FFieldNetCache) * FieldCache, const bool bCanDelayRPC, bool & bOutDelayRPC, [TSet](API\Runtime\Core\Containers\TSet)< [FNetworkGUID](API\Runtime\Core\Misc\FNetworkGUID) > & OutUnmappedGuids )